mirror of
https://github.com/c9s/bbgo.git
synced 2024-11-16 20:13:52 +00:00
52 lines
1.6 KiB
Go
52 lines
1.6 KiB
Go
package indicator
|
|
|
|
import (
|
|
"testing"
|
|
|
|
"github.com/stretchr/testify/assert"
|
|
)
|
|
|
|
func Test_calculatePivotLow(t *testing.T) {
|
|
t.Run("normal", func(t *testing.T) {
|
|
low, ok := calculatePivotLow([]float64{15.0, 13.0, 12.0, 10.0, 14.0, 15.0}, 2, 2)
|
|
// ^left ----- ^pivot ---- ^right
|
|
assert.True(t, ok)
|
|
assert.Equal(t, 10.0, low)
|
|
|
|
low, ok = calculatePivotLow([]float64{15.0, 13.0, 12.0, 10.0, 14.0, 9.0}, 2, 2)
|
|
// ^left ----- ^pivot ---- ^right
|
|
assert.False(t, ok)
|
|
|
|
low, ok = calculatePivotLow([]float64{15.0, 9.0, 12.0, 10.0, 14.0, 15.0}, 2, 2)
|
|
// ^left ----- ^pivot ---- ^right
|
|
assert.False(t, ok)
|
|
})
|
|
|
|
t.Run("different left and right", func(t *testing.T) {
|
|
low, ok := calculatePivotLow([]float64{11.0, 12.0, 16.0, 15.0, 13.0, 12.0, 10.0, 14.0, 15.0}, 5, 2)
|
|
// ^left ---------------------- ^pivot ---- ^right
|
|
|
|
assert.True(t, ok)
|
|
assert.Equal(t, 10.0, low)
|
|
|
|
low, ok = calculatePivotLow([]float64{9.0, 8.0, 16.0, 15.0, 13.0, 12.0, 10.0, 14.0, 15.0}, 5, 2)
|
|
// ^left ---------------------- ^pivot ---- ^right
|
|
// 8.0 < 10.0
|
|
assert.False(t, ok)
|
|
assert.Equal(t, 0.0, low)
|
|
})
|
|
|
|
t.Run("right window same", func(t *testing.T) {
|
|
low, ok := calculatePivotLow([]float64{15.0, 13.0, 12.0, 10.0, 14.0, 15.0}, 2, 2)
|
|
assert.True(t, ok)
|
|
assert.Equal(t, 10.0, low)
|
|
})
|
|
|
|
t.Run("insufficient length", func(t *testing.T) {
|
|
low, ok := calculatePivotLow([]float64{15.0, 13.0, 12.0, 10.0, 14.0, 15.0}, 3, 3)
|
|
assert.False(t, ok)
|
|
assert.Equal(t, 0.0, low)
|
|
})
|
|
|
|
}
|